Elizabeth Holmes Hones Her Defense in Day 2 of Testimony
But experts have argued that she had no choice but to defend herself, given the evidence presented by prosecutors. That has included text messages...
How Fake News on Facebook Helped Fuel a Border Crisis in Europe
BRUZGI, Belarus — After more than a week sleeping in a frigid encampment on the border between Belarus and Poland, and an abortive foray...
What to Know About the Frantic Quest for Cobalt
The clean energy revolution is replacing oil and gas with a new global force: the minerals and metals needed in electric car batteries, solar...
Jay Last, One of the Rebels Who Founded Silicon Valley, Dies at 92
Jay Last, a physicist who helped create the silicon chips that power the world’s computers, and who was among the eight entrepreneurs whose company...
A Power Struggle Over Cobalt Rattles the Clean Energy Revolution
KISANFU, Democratic Republic of Congo — Just up a red dirt road, across an expanse of tall, dew-soaked weeds, bulldozers are hollowing out a...